#!/bin/bash

# change these settings:
atom_cnt=1000
inj_time=10.00

e0=`grep ^0 $1/energy | awk '{ print $4 }'`
e1=`grep ^${inj_time} $1/energy | awk '{ print $4 }'`
e2=`tail -n 1 $1/energy | awk '{ print $4 }'`

echo "$e0 $e1 $e2 $atom_cnt" | \
	#awk '{ print ($3*($4+1))-($4*$1)" eV" }'
	awk '{ print ($3*($4+1))-(($4+1)*$1)" eV" }'
	#awk '{ print ($3-$1)*$4" eV" }'